Agricultural robotics and artificial intelligence are changing how we farm, from the day-to-day practices to big-picture planning. Computer scientist Katherine James explains why using robots to identify the optimal traits in our crops could change how and what we eat for the better.

Black history in the US is rich, profound -- and at risk of being lost forever, if not for the monumental efforts of Julieanna L. Richardson. As the founder of The HistoryMakers -- the largest national archive of African American video-oral history -- Richardson shares some of the unknown and incredible legacies of Black America, highlighting th...